attachment_link filter-hook . WP 2.0.0

Filters the permalink for an attachment.

Usage

add_filter( 'attachment_link', 'filter_function_name_3129', 10, 2 );
function filter_function_name_3129( $link, $post_id ){
	// filter...

	return $link;
}

$link(string)

The attachment's permalink.

$post_id(int)

Attachment ID.

Where the hook is called

return apply_filters( 'attachment_link', $link, $post->ID );

Where the hook is used (in WP core)